A placental blood extractor consisting of an outside box having a plurality of plastic bags mounted within the top and bottom sections of the box and having an opening in the bottom section, a sterile bag having a central closure on a first side and a leader for an umbilical cord on a second side for holding a placenta mounted between the top and bottom plastic bags and a collector of blood system attached to the opening in the bottom, the collector of blood system consists of a pump, a manometer, a computer and a vibrator for gentle shaking of the collector of blood system.